Evaluate -3^-2

$- 3^{- 2}$

Step 1

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$- \frac{1}{3^{2}}$

Step 2

Raise $3$ to the power of $2$ .

$- \frac{1}{9}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$- \frac{1}{9}$

Decimal Form:

$- 0.\overline{1}$